Description_x000D_ Application_x000D_ Dexamethasone is used to study apoptosis, cell signaling pathways, cell differentiation and gene expression._x000D_ Packaging_x000D_ 1 g in glass bottle_x000D_ 25, 100, 500 mg in glass bottle_x000D_ Biochem/physiol Actions_x000D_ Glucocorticoid anti-inflammatory agent. Regulates T cell survival, growth, and differentiation. Inhibits the induction of nitric oxide synthase._x000D_ It is poorly metabolized in the body and has great affinity and bioavailability._x000D_ Packaging_x000D_ Bottomless glass bottle. Contents are inside inserted fused cone._x000D_ Physical form_x000D_ powder 2-8 °C; stock-frozen in working aliquots, avoid repeated freeze/thaw_x000D_ Reconstitution_x000D_ To prepare 20 μg/ml stock solution, add 1ml absolute ethanol per mg product; gently swirl to dissolve. Add 49 ml sterile medium per ml of ethanol added, while mixing, to acheive final concentration of 20 μg/ml.